[Live-devel] Convert jitter value
Ross Finlayson
finlayson at live555.com
Fri Dec 1 07:33:34 PST 2006
>I found out that jitter is expressed in timestamp units. Could you
>please confirm or correct the following:
>I divide the jitter value received by liblive by
> 90000 for h263+, MPEG-Video JPEG-Video, MPEG-Audio
> 8000 for AMR-NB, AMR-WB, PCMU, PCMA
>to get the jitter in seconds.
Yes - however, it's best if you look this value (the RTP timestamp
frequency) directly, by calling "RTPSink:: rtpTimestampFrequency()"
(if you are a sender), or "RTPSource:: timestampFrequency()" (if you
are a receiver).
--
Ross Finlayson
Live Networks, Inc.
http://www.live555.com/
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